The book "Management Coaching X.0" by Christof Schneck offers an in-depth analysis of the role of narcissistic behaviors in management and politics. In a time when such behaviors are becoming increasingly visible, the work highlights both the positive and destructive aspects of narcissism. It argues that some narcissistic traits can be beneficial for corporate leadership, while others can cause significant harm. The book aims to promote discourse on narcissism and reduce the stigma associated with the term. It demonstrates how narcissistic phenomena occur and influence each other at various levels – individual, interactional, organizational, and societal. Through this comprehensive examination, it creates a better understanding of the challenges and opportunities associated with narcissistic behaviors in management.